With the world’s population set to hit 7 billion later this year -- and 10 billion by the end of the century -- top quality agricultural land has never been more valuable.

Perhaps it’s with an eye for a good investment opportunity or, as some concerned observers believe, to protect against any potential future food shortages, but government-backed companies have begun buying up farmland around the world, with Australia’s vast tracts of top quality primary production land a prime target.